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We did the grignard reagent experiment, and one of the post-lab questions is:
What kinds of solvents cannot be used? Give examples.
What is the total molar concentration of all the ions in 0.030 M solutions of the following salts in water a) 0.030 M KCl = ________ M ions b) 0.030 M CuSO4 = _____ M ions c) 0.030 M CaCl2 = _______ M ions
An aerosol spray can of deodorant with a volume of 210mL contains 3.4g of propane gas as propellant. Part A What is the pressure in the can at 20 celsius
Nitrogen reacts with hydrogen according to the following equation.
Use the Heisenberg uncertainty principle to calculate the uncertainty (in meters) in the position of a honeybee weighing 0.65g and traveling at a velocity of 0.90m/s
if 2000 l of hard water contains 0.022 m ca2+ and 0.0070 m mg2+, how many moles of na+ are needed to replace these ions?
At a particular temperature, K 3.75 for the reaction SO2(g) + NO2(g) SO3(g) + NO(g) If all four gases had initial concentrations of 0.800 M
Calculate the volume of glacial acetic acid needed to make 1L of the buffer. Glacial acetic acid is 99.5% acetic acid
Consider the reaction between 15 mL of a 1.00 M aqueous solution of AgNO3 and 10 mL of a 1 M aqueous solution of K2CrO4. When these react, a precipitate is observed. What is present in solution after the reaction is complete
A solution containing potassium bromide is mixed with one containing lead acetate to form a solution that is 0.013M in KBr and 0.0035 M in Pb (C2H3O2)2.
Consider the addition of 22.59 mL of 0.1643 M aqueous HCl to 19.01 mL of 0.1558 M aqueous NaOH at 25°C. Assuming the volumes are additive, what is pOH of the resulting solution?
What is Go per mole of dichromate ions for the reduction of dichromate ions, Cr2O72-, to Cr3+ by bromide ions, Br-, in acidic solution?
If a 1.7 reaction vessel initially contains 730 of at 25 , what partial pressure of will be present in the vessel after 200 minutes?
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